Sound amplifier
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Description
Claims
The ornamental design for the sound amplifier, as shown and described.
Referenced Cited
U.S. Patent Documents
D318279 | July 16, 1991 | Laiacona et al. |
D347844 | June 14, 1994 | Diachyo |
D349702 | August 16, 1994 | Daichyo |
D376360 | December 10, 1996 | Teulie |
D431239 | September 26, 2000 | Sasago |
D438192 | February 27, 2001 | Asai |
D441375 | May 1, 2001 | Hisatsune et al. |
D473854 | April 29, 2003 | Powell et al. |
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D567211 | April 22, 2008 | Horinouchi |
Patent History
Patent number: D710821
Type: Grant
Filed: Apr 4, 2012
Date of Patent: Aug 12, 2014
Assignee: Lab.Gruppen AB (Kungsbacka)
Inventor: Emil Marklund (Gothenburg)
Primary Examiner: Keli L Hill
Application Number: 29/417,488
Type: Grant
Filed: Apr 4, 2012
Date of Patent: Aug 12, 2014
Assignee: Lab.Gruppen AB (Kungsbacka)
Inventor: Emil Marklund (Gothenburg)
Primary Examiner: Keli L Hill
Application Number: 29/417,488
Classifications